Home / 196,961.68-294,968.96-112,465.79

Finding the Fourth Proportional to 196,961.68, 294,968.96 and 112,465.79

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Solution

The fourth proportional to 196,961.68, 294,968.96 and 112,465.79 is: 168,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,961.68 : 294,968.96 = 112,465.79 : x
  2. Step 2: Convert to fraction form
    196,961.68/294,968.96 = 112,465.79/x
  3. Step 3: Cross multiply
    196,961.68x = 294,968.96 × 112,465.79
  4. Step 4: Simplify right side
    196,961.68x = 33,173,917,286.97
  5. Step 5: Solve for x
    x = 33,173,917,286.97/196,961.68
  6. Step 6: Final answer
    x = 168,428.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.